diff --git a/requirements.txt b/requirements.txt
index 905626b..17d253e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -73,7 +73,7 @@ nbformat==4.4.0
 nose==1.3.7
 notebook==5.7.0
 numpy==1.15.3
-opencv-python==3.4.3.18
+opencv-python==4.2.0.32
 pandas==0.23.4
 pandas-datareader==0.7.0
 pandocfilters==1.4.2